A Boston tax audit attorney can help you if you are under investigation by the IRS because of offshore financial accounts. In recent years, the criminal division of the IRS has actually significantly increased the number of cases that it originates that are connected to the global financial market. This increase in cases that relate to international tax issues -- which happened at a time when there was a decline in the total number of cases opened by the criminal investigation division -- is cause for major concern for those who have undeclared offshore funds.